NOTICE:-------Application of this PTF may disable or render ineffective programs thatuse system memory addresses not generated by the IBM translator,including programs that circumvent control technology designed to limitinteractive capacity to purchased levels. This PTF may be a prerequisitefor future PTFs. By applying this PTF you authorize and agree to theforegoing.

This PTF is subject to the terms of the 'IBM License Agreement for MachineCode', the terms of which were provided in a printed document that wasdelivered with the machine.

SUBJECT TO ANY WARRANTIES WHICH CAN NOT BE EXCLUDED OR EXCEPT AS EXPLICITLYAGREED TO IN THE APPLICABLE LICENSE AGREEMENT OR AN APPLICABLE SUPPORTAGREEMENT, IBM MAKES NO WARRANTIES OR CONDITIONS EITHER EXPRESS OR IMPLIED,INCLUDING BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OR CONDITIONS OFMERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON INFRINGEMENT,REGARDING THE PTF.

CORRECTION FOR APAR 'MA46102' :-------------------------------Additional base function is provided in this PTF.

This Technology Refresh PTF also provides some additionalminor service and functional enhancements:-- Optical device driver now allows an exported flash drive tobe re-imported via the use of a command sequence without needinga physical pull/push of the flash drive.-- Systems with DS8000 HyperSwap disk units configured can besuccessfully IPLed following an unplanned fail-over, even ifnormal HyperSwap replication was not resumed before the IPL.-- The default setting for the cleaning of "dirty free space"for 4096 sector disk has been changed.

********************************************************************THE FOLLOWING ARE SUPERSEDED SPECIAL INSTRUCTIONS. IF THE SUPERSEDEDPTF HAS ALREADY BEEN APPLIED AND ITS SPECIAL INSTRUCTION FOLLOWED,IT IS NOT NECESSARY TO FOLLOW THAT SPECIAL INSTRUCTION AGAIN.********************************************************************

This PTF is required to use disk drives in disk towers with featurecode 5786 or 5787. In addition, these disk drives cannot be used asa load source unless the install media contains this PTF. If youhave a disk tower with feature code 5786 or 5787 and your systemIPLs to DST, then apply this PTF before completing the install.